From 8c2efec3cd5fcc6240da8931222ccab556a40ff3 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Mon, 6 Dec 2010 16:38:32 -0200 Subject: [PATCH] ARM: mx5: add support for the two watchdog modules MX51 has two watchdog modules. Add support for both of them. Signed-off-by: Fabio Estevam Signed-off-by: Sascha Hauer --- arch/arm/mach-mx5/devices-imx51.h | 6 ++--- arch/arm/mach-mx5/mm.c | 2 +- arch/arm/plat-mxc/devices/platform-imx2-wdt.c | 27 ++++++++++++------- .../plat-mxc/include/mach/devices-common.h | 1 + arch/arm/plat-mxc/include/mach/mx51.h | 2 +- 5 files changed, 23 insertions(+), 15 deletions(-) diff --git a/arch/arm/mach-mx5/devices-imx51.h b/arch/arm/mach-mx5/devices-imx51.h index 939d2e813708..6302e4670000 100644 --- a/arch/arm/mach-mx5/devices-imx51.h +++ b/arch/arm/mach-mx5/devices-imx51.h @@ -44,6 +44,6 @@ extern const struct imx_spi_imx_data imx51_ecspi_data[] __initconst; #define imx51_add_ecspi(id, pdata) \ imx_add_spi_imx(&imx51_ecspi_data[id], pdata) -extern const struct imx_imx2_wdt_data imx51_imx2_wdt_data __initconst; -#define imx51_imx2_wdt_data(pdata) \ - imx_add_imx2_wdt_data(&imx51_imx2_wdt_data, pdata) +extern const struct imx_imx2_wdt_data imx51_imx2_wdt_data[] __initconst; +#define imx51_add_imx2_wdt(id, pdata) \ + imx_add_imx2_wdt(&imx51_imx2_wdt_data[id]) diff --git a/arch/arm/mach-mx5/mm.c b/arch/arm/mach-mx5/mm.c index e57f96858f0d..457f9f95204b 100644 --- a/arch/arm/mach-mx5/mm.c +++ b/arch/arm/mach-mx5/mm.c @@ -49,7 +49,7 @@ void __init mx51_map_io(void) { mxc_set_cpu_type(MXC_CPU_MX51); mxc_iomux_v3_init(MX51_IO_ADDRESS(MX51_IOMUXC_BASE_ADDR)); - mxc_arch_reset_init(MX51_IO_ADDRESS(MX51_WDOG_BASE_ADDR)); + mxc_arch_reset_init(MX51_IO_ADDRESS(MX51_WDOG1_BASE_ADDR)); iotable_init(mx51_io_desc, ARRAY_SIZE(mx51_io_desc)); } diff --git a/arch/arm/plat-mxc/devices/platform-imx2-wdt.c b/arch/arm/plat-mxc/devices/platform-imx2-wdt.c index 8dc19f69042d..e0aec61177f4 100644 --- a/arch/arm/plat-mxc/devices/platform-imx2-wdt.c +++ b/arch/arm/plat-mxc/devices/platform-imx2-wdt.c @@ -10,40 +10,47 @@ #include #include -#define imx_imx2_wdt_data_entry_single(soc, _size) \ +#define imx_imx2_wdt_data_entry_single(soc, _id, _hwid, _size) \ { \ - .iobase = soc ## _WDOG_BASE_ADDR, \ + .id = _id, \ + .iobase = soc ## _WDOG ## _hwid ## _BASE_ADDR, \ .iosize = _size, \ } +#define imx_imx2_wdt_data_entry(soc, _id, _hwid, _size) \ + [_id] = imx_imx2_wdt_data_entry_single(soc, _id, _hwid, _size) #ifdef CONFIG_SOC_IMX21 const struct imx_imx2_wdt_data imx21_imx2_wdt_data __initconst = - imx_imx2_wdt_data_entry_single(MX21, SZ_4K); + imx_imx2_wdt_data_entry_single(MX21, 0, , SZ_4K); #endif /* ifdef CONFIG_SOC_IMX21 */ #ifdef CONFIG_SOC_IMX25 const struct imx_imx2_wdt_data imx25_imx2_wdt_data __initconst = - imx_imx2_wdt_data_entry_single(MX25, SZ_16K); + imx_imx2_wdt_data_entry_single(MX25, 0, , SZ_16K); #endif /* ifdef CONFIG_SOC_IMX25 */ #ifdef CONFIG_SOC_IMX27 const struct imx_imx2_wdt_data imx27_imx2_wdt_data __initconst = - imx_imx2_wdt_data_entry_single(MX27, SZ_4K); + imx_imx2_wdt_data_entry_single(MX27, 0, , SZ_4K); #endif /* ifdef CONFIG_SOC_IMX27 */ #ifdef CONFIG_SOC_IMX31 const struct imx_imx2_wdt_data imx31_imx2_wdt_data __initconst = - imx_imx2_wdt_data_entry_single(MX31, SZ_16K); + imx_imx2_wdt_data_entry_single(MX31, 0, , SZ_16K); #endif /* ifdef CONFIG_SOC_IMX31 */ #ifdef CONFIG_SOC_IMX35 const struct imx_imx2_wdt_data imx35_imx2_wdt_data __initconst = - imx_imx2_wdt_data_entry_single(MX35, SZ_16K); + imx_imx2_wdt_data_entry_single(MX35, 0, , SZ_16K); #endif /* ifdef CONFIG_SOC_IMX35 */ #ifdef CONFIG_SOC_IMX51 -const struct imx_imx2_wdt_data imx51_imx2_wdt_data __initconst = - imx_imx2_wdt_data_entry_single(MX51, SZ_16K); +const struct imx_imx2_wdt_data imx51_imx2_wdt_data[] __initconst = { +#define imx51_imx2_wdt_data_entry(_id, _hwid) \ + imx_imx2_wdt_data_entry(MX51, _id, _hwid, SZ_16K) + imx51_imx2_wdt_data_entry(0, 1), + imx51_imx2_wdt_data_entry(1, 2), +}; #endif /* ifdef CONFIG_SOC_IMX51 */ struct platform_device *__init imx_add_imx2_wdt( @@ -56,6 +63,6 @@ struct platform_device *__init imx_add_imx2_wdt( .flags = IORESOURCE_MEM, }, }; - return imx_add_platform_device("imx2-wdt", 0, + return imx_add_platform_device("imx2-wdt", data->id, res, ARRAY_SIZE(res), NULL, 0); } diff --git a/arch/arm/plat-mxc/include/mach/devices-common.h b/arch/arm/plat-mxc/include/mach/devices-common.h index 3640eaf88c02..8658c9caa650 100644 --- a/arch/arm/plat-mxc/include/mach/devices-common.h +++ b/arch/arm/plat-mxc/include/mach/devices-common.h @@ -67,6 +67,7 @@ struct platform_device *__init imx_add_imx21_hcd( const struct mx21_usbh_platform_data *pdata); struct imx_imx2_wdt_data { + int id; resource_size_t iobase; resource_size_t iosize; }; diff --git a/arch/arm/plat-mxc/include/mach/mx51.h b/arch/arm/plat-mxc/include/mach/mx51.h index 8fddfef9b4e8..882f1f4e7f29 100644 --- a/arch/arm/plat-mxc/include/mach/mx51.h +++ b/arch/arm/plat-mxc/include/mach/mx51.h @@ -61,7 +61,7 @@ #define MX51_GPIO3_BASE_ADDR (MX51_AIPS1_BASE_ADDR + 0x8c000) #define MX51_GPIO4_BASE_ADDR (MX51_AIPS1_BASE_ADDR + 0x90000) #define MX51_KPP_BASE_ADDR (MX51_AIPS1_BASE_ADDR + 0x94000) -#define MX51_WDOG_BASE_ADDR (MX51_AIPS1_BASE_ADDR + 0x98000) +#define MX51_WDOG1_BASE_ADDR (MX51_AIPS1_BASE_ADDR + 0x98000) #define MX51_WDOG2_BASE_ADDR (MX51_AIPS1_BASE_ADDR + 0x9c000) #define MX51_GPT1_BASE_ADDR (MX51_AIPS1_BASE_ADDR + 0xa0000) #define MX51_SRTC_BASE_ADDR (MX51_AIPS1_BASE_ADDR + 0xa4000)